A scientist researching methods to convert used motor oil into gasoline would most likely be investigating which process?
O joining molecules into longer chains
O breaking molecules into smaller chains
O changing straight chains into rings
changing rings into straight chains

What is the formula for calcium iodide

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy